12719751

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 19353600

約数和(自身を除く): 6633849

約数列:

[1, 3, 11, 33, 47, 59, 139, 141, 177, 417, 517, 649, 1529, 1551, 1947, 2773, 4587, 6533, 8201, 8319, 19599, 24603, 30503, 71863, 90211, 91509, 215589, 270633, 385447, 1156341, 4239917, 12719751]

約数ペア:

[(1, 12719751), (3, 4239917), (11, 1156341), (33, 385447), (47, 270633), (59, 215589), (139, 91509), (141, 90211), (177, 71863), (417, 30503), (517, 24603), (649, 19599), (1529, 8319), (1551, 8201), (1947, 6533), (2773, 4587)]